UNITEK USB 2.0 to Serial RS422/485 cable offers you an efficient way to connect computers and various RS422/485 devices. Two-way mutual data transmission (USB to RS422/485, RS422/485 to USB) also allows you to easily transfer among types of devices. USB DB9 Serial Adapter with FTDI Chipset.Superior Stability:UNITEK USB 2.0 to RS422/ RS485 console cable supports up to 3Mbps data (300baud to 3 Mbaud) transfer rate. Its DB9 connector and PVC housing ensures the serial cable is durable and stable throughout data transmission.Sleek and Compact Design:This UNITEK USB to RS422/485 adapter with compact design offers users the efficient solution to seamlessly transfer data between USB and RS422/485 devices.Supports 4 communication modes:This UNITEK USB to RS422/485 serial cable supports 4 message transmission modes including Full Duplex 4-wire Point-to-point, Half Duplex 2-wire Point to Point, Full Duplex 4-wire Point-to-multipoint and Half Duplex 2-wire Point-to-multipoint.Wide Compatibility:This USB to RS422/485(DB9M) cable is designed to be compatible with a wide range of systems including Windows, MacOS, LinUX and other mainstream operating systems. No drivers required for Win8/8.1/10/11 and MacOS systems.Note: For Win7/XP and Linux systems need to download driver from FTDI or UNITEK official website manually.